ION4(R) helps replenish 4 electrolytes lost in sweat: sodium; potassium; calcium; magnesium. The ION4(R) Advanced Electrolyte System helps replenish 4 electrolytes lost in sweat. And Powerade(R) is formulated with a 6% carbohydrate solution to help provide energy to working muscles and Vitamins B3, B6 & B12.